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Designed in
Japan
Bluetooth with
LDAC & AAC
Headphone Zone Certified Unboxed Units
Unboxed units are as good as new products with the product's packaging being unavailable. These products give you the same satisfaction of new products - but at down-to-earth prices. Usually, the product's packaging may have gotten damaged in transit. Customers use a product once or twice and then return it with opened up packaging.
Customer Returns
Returned headphones are fully functional products that have left the warehouse and therefore can no longer be sold as new as their packaging has been opened. The product may have been used once or twice by the customer who returned it.
Transit Damages
Sometimes we receive headphones in damaged packaging due to shipping accidents. These are brand new headphones with cosmetic flaws on the packaging.
Save Upto 15%
Since you won't get the original packaging, we give you a good discount compared to a new headphone.
Professionally Inspected
A thorough inspection means you receive a 100% working headphone with no sound output issues.
Original Warranty
All unboxed headphones carry the same warranty period as a brand new headphone would.
Unbiased Customer Service
We have the same Headphone Zone customer support experience for Unboxed Products or new products.
Unchanged Replacement Policy
Received a defective Unboxed unit? Return it under our Replacement Policy.
ALL Original Accessories
The unboxed headphones itself comes with all original accessories.QUIETER. BETTER. FASTER. STRONGER.
How do you ensure betterment of the best? By continuing to do what you've been doing best whilst adding feature and ensuring there are no shortcoming, meet the worthy follow-up Sony WH-1000XM4.
THERE IS NO IMPROVEMENT WITHOUT CHANGE
Although the predecessor, Sony WH-1000XM3s still do a great job, you just can't get past the new features that are provided by the WH-1000XM4. From the enhanced noise cancellation to improved audio quality and the wear detection sensor, the WH-1000XM4 packs some key features WH-1000XM3 lacks out on.
REDEFINING THE BENCHMARK FOR NOISE CANCELLATION HEADPHONES
Say goodbye to noise and experience the industry’s best noise cancellation technology with the Sony WH-1000XM4. The powerful HD Noise-Cancelling Processor, further-improved QN1 blocks out not only vehicular noise but also voice and other background sounds. Enjoy your music without getting interrupted. It did subdue the sound of a mechanical keyboard too, according to Marques 'MKBHD' Brownlee.
30 HOURS OF MUSIC ON WIRELESS, UNLIMITED ON WIRED MODE
The Sony WH-1000XM4 has a 30-hour battery life that’s enough to last for more than a day. When the battery goes down, you can either quickly charge it! Get 5 hours worth of battery life with only 10 minutes charge or plug-in the detachable cable and use it as a wired headphone.
HI-RES CERTIFIED WIRED AND WIRELESS SOUND
The Sony WH-1000XM4 is certified Hi-Res by the Japanese Audio Society. Why? All thanks to the 1.57-inch drivers with Liquid Crystal Polymer (LCP) diaphragms as well as the inbuilt amp. These have resulted in the reproduction of a full range of frequencies up to 40 kHz, awesome signal-to-noise ratio, low distortion, and exceptional sound quality. 
HEADPHONES THAT REACT TO YOUR EVERY MOVE
The earcups of the WH-1000XM4 houses a Proximity sensor and two acceleration sensors in your Sony Bluetooth Headphones can detect whether you're wearing them or not, then adapt playback accordingly to help save battery power.
LDAC CODEC FOR HI-RES WIRELESS SOUND
LDAC transfers three times the data of Hi-Res audio as compared to regular Bluetooth headsets. It uses a maximum speed of 990kbps. Experience amazing sound quality in a wireless headphone, possibly better that a dedicated wired connectivity.
SMARTER THAN MOST HUMANS OUT THERE
The inbuilt SENSE ENGINE automatically detects your activity and can adjust the ambient sound settings based on what you are doing.
1. Traveling? Experience absolute silence.
2. Waiting? Listen only to important announcements while background noise is reduced.
3. Walking? Hear everything around you so that you are aware of your surroundings.
SPEAK-TO-CHAT FOR AMBIENT SOUND AND CONVERSATION RECOGNITION
As soon as you speak to someone, Speak-to-Chat automatically stops the music and lets in ambient sound so you can have a conversation. This is helpful if you want to keep your headphones on, or your hands are full. Precise Voice Pickup Technology, uses five microphones built into your Sony Bluetooth Headphones and advanced audio signal processing to recognize and react to your voice. And once your chat is over, your music starts playing again automatically.
LOSSLESS UNCOMPRESSING WITH DSEE EXTREME
The WH-1000XM4 uses Edge-AI (Artificial Intelligence) co-developed with Sony Music Studios, DSEE Extreme™ (Digital Sound Enhancement Engine) upscales compressed digital music files in real time. It restores the high-range sound lost in compression for a richer, more complete listening experience.
MULTI-MICROPHONES FOR CLEAR COMMUNICATION
Connect to your phone’s assistant easily. Simply press and hold the NC button and you can ask your assistant anything. The WH-1000XM4 also has multiple mics for crystal-clear voice calls.
TAKE COMPLETE CONTROL OF YOUR HEADPHONES WITH THE SONY HEADPHONES CONNECT APP
Make your headphone even smarter with the Sony Headphones Connect App. Simply connect your headphones to your smartphone and make changes according to your preferences!
1. Equaliser: Need more bass? Simply increase it. Want the vocals to be louder? Boost the mids.
2. Virtual Surround Sound: Optimise your audio as per different environments. Choose from clubs, halls, arenas and outdoor stage preset.
3. Sound Position Control: Make your music more immersive. Choose the direction you want the sound coming from. 
SOFT-FOAMED URETHANE EARPADS FOR COMFORT
Enjoy superb comfort with the WH-1000XM4. The soft foamed urethane earpads evenly distribute pressure so that you can enjoy long listening sessions. The larger and deeper space in the earpads only adds to the comfort.
SWIPER, SWIPE AWAY!
Answer calls or control your music with a swipe or tap on the earcup. Communicate with others without taking your Sony Bluetooth Headphones off. Just put your hand on the earcup and the volume will instantly drop so that you can have a quick conversation.
HANDY. PORTABLE. FOLDABLE. AND COMFORTABLE MORE THAN EVER.
The Sony WH-1000XM4 can be carried just about anywhere thanks to its foldable design. You can also keep it safe in its hard carry case when you are not listening to your favourite music.
| DRIVER UNIT | 1.57 ", dome type (CCAW Voice coil) |
| DRIVER TYPE | Dynamic |
| SENSITIVITY | 105 dB / mW (1 kHz) (when connecting via the headphone cable with the unit turned on),
101 dB / mW (1 kHz) (when connecting via the headphone cable with the unit turned off) |
| FREQUENCY RESPONSE | 4 Hz-40,000 Hz |
| FREQUENCY RESPONSE (BLUETOOTH® COMMUNICATION) | 20 Hz–20,000 Hz (44.1 kHz Sampling)/ 20 Hz–40,000 Hz (LDAC 96 kHz Sampling, 990 kbps) |
| DIAPHRAGM | Aluminum coated LCP |
| WIRELESS CONNECTIVITY | Version 5.0 |
| MICROPHONE | Yes |
| BATTERY LIFE (CONTINUOUS MUSIC PLAYBACK TIME WITH INTERNAL MEMORY) | Max. 30 hours (NC ON), Max. 38 hours (NC OFF) |
| BATTERY LIFE (WAITING TIME) | Max. 30 hours (NC ON), Max. 200 hours (NC OFF) |
| BATTERY CHARGE TIME | Approx. 3 Hours (Full charge) |
| CHARGING TYPE | USB-C |
| PROFILE | A2DP, AVRCP, HFP, HSP |
| SUPPORTED AUDIO FORMAT(S) | SBC, AAC, LDAC |
| SUPPORTED CONTENT PROTECTION | SCMS-T |
| EFFECTIVE RANGE | Line of sight approx. 30 ft (10 m) |
| WEARING STYLE | Circumaural |
| GRILL | Closed-back |
| CORD TYPE | Single-sided (detachable) |
| CORD LENGTH | Headphone cable (approx. 3.94 ft, OFC strands, gold-plated stereo mini plug) |
| PLUG | Gold-plated L-shaped stereo mini plug |
| WHAT YOU WILL GET | 1. Sony WH-1000XM4 Headphones |
| 2. Headphone cable (approx. 47 1/4") | |
| 3. USB Cable: Type-CTM (approx. 7.87") | |
| 4. Plug Adaptor for In-flight Use | |
| 5. Carrying case | |
| WHAT YOU WILL NOT GET | 1. Original packaging of Sony WH-1000XM4 Headphones |
About Sony
Sony is on the mission to establish itself as a company that encourages and helps its customers to satisfy their curiosity. Sony's unwavering passion for technology, content and services helps it to offer innovative products and entertainment which only Sony can offer. Sony is determined to provide the world with emotion, creativity and technology.
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The History Of Sony
Sony has a rich history of innovation like no other consumer electronic company in the world. Sony made its humble beginning in the year 1946 in Japan with two brilliant and ambitious young men Masaru Ibuka and Akio Morita. These bright minds achieved their dream of establishing a successful global company through their perseverance and hard work.
Sony's presence in India
Sony India is one of the most popular and trusted consumer electronic brands in India, known for its modern age innovative technology, digital concepts and best-in-class after-sales service. In India, Sony has a distribution channel of more than 20,000 dealers and distributors, more than 300 exclusive Sony outlets and 25 branch locations. Additionally, Sony India has around 365 service outlets throughout the country.
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Sony's Corporate Social Responsibility
Sony realises and acts actively makes a direct and indirect influence on the communities for positive change. It recognizes and plays an important role in being a positive global citizen. For Sony, Corporate Social Responsibility is a fundamental part of its philosophy which goes beyond a one-time donation.
1 Year Warranty
Don't sweat it, this Sony - WH-1000XM4 (Unboxed) comes with a warranty
from Sony that covers manufacturing defects.
All products featured on Headphone Zone are backed by an original manufacturer's warranty.
Read more about Sony's warranty in India.
EDITOR'S CHOICE 2020
Digital Trends
Aug, 2020
BEST NOISE-CANCELING HEADPHONES
What Hi-Fi
Sept, 2020
"The Sony WH-1000XM4 deliver excellent noise-cancellation and surprising sound quality all in a lightweight, comfortable design. The WH-1000XM4 claim the title of best headphones in 2020."
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"A refined design, improved audio and new features firmly plant WH-1000XM4 at the top of our best headphones list right out of the gate. Now we'll wait and see if anyone can dethrone the king."
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"The WH-1000XM4 headphones deliver excellent ANC. If you're looking for the best combo of excellent ANC with class-leading audio performance, the WH-1000XM4 is the pair to get."
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"They're as comfortable as ever; they introduce useful features that elevate the user experience; and, more importantly, you're getting a serious hike in sound quality for the money."
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"These headphones sound amazing, noise cancellation, and the extensive feature set offers so much playability across multiple media formats and platforms."
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"Regardless, the 1000XM4s live up to the strong reputation that Sony has built and offer more powerful noise-canceling capabilities than ever before."
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"When you take into consideration noise-cancelling and great sound, there simply isn’t a better package, XM4 are the best of their kind ever released."
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"It does a little better job at upconverting streaming music from Spotify to pseudo high resolution. The XM4 is better at processing highs, adding back in a bit of missing details."
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"They sound better, noise-cancelling is excellent and they're one of most comfortable headphones to wear. The XM4 raises the barrier even further. Sony has outdone itself here."
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"For the same price as its previous flagship, Sony has delivered small but very useful improvements in the WH-1000XM4, which is enough to crown them as the new king of personal audio."
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"This is an excellent pair of wireless headphones, with great sound, superb active noise cancellation, very good battery life, and useful features such as speak-to-chat that actually work well."
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" This Is How To Make Brilliant Noise Cancelling Headphones Almost Flawless. Sony has really upped the game with noise cancellation, audio processing and retains the battery brilliance"
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"The Sony WH-1000XM4 is now one of the best noise cancelling headphones you can invest in. While the audio profile is pretty good, the smart functions take this one a step ahead of the competition."
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"Sony WH-1000XM4 wireless headphones are identical to the predecessor but gains better microphones for quality conversation over voice calls, and the ability to connect with two devices simultaneously."
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"The XM4 has these nice updates and features that kick things to the next level. It’s as incredible as the previous generation, and some more."
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"No Bluetooth headphone can even match its performance at the moment whether you consider sound quality, features or noise cancellation capabilities."
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"Given their excellent, detailed sound output, top of the line noise cancellation and solid battery life, it is hard not to recommend them to anyone looking for premium wireless headphones with ANC."
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"Good audio quality, noise cancellation that actually works, smart controls, Google Assistant/Alexa support and long-lasting battery makes the Sony WH-1000XM4 one of the best premium headphones to buy."
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